[!!!] Added type definitions to property types

- Request: optimized getIp method and reversed the order so proxy is always checked first.

src/Pecee/Http/Request.php

@@ -29,7 +29,7 @@ class Request
      * All request-types
      * @var string[]
      */
-    public static $requestTypes = [
+    public static array $requestTypes = [
         self::REQUEST_TYPE_GET,
         self::REQUEST_TYPE_POST,
         self::REQUEST_TYPE_PUT,
@@ -43,7 +43,7 @@ class Request
      * Post request-types.
      * @var string[]
      */
-    public static $requestTypesPost = [
+    public static array $requestTypesPost = [
         self::REQUEST_TYPE_POST,
         self::REQUEST_TYPE_PUT,
         self::REQUEST_TYPE_PATCH,
@@ -55,65 +55,65 @@ class Request
      *
      * @var array
      */
-    private $data = [];
+    private array $data = [];
 
     /**
      * Server headers
      * @var array
      */
-    protected $headers = [];
+    protected array $headers = [];
 
     /**
      * Request ContentType
      * @var string
      */
-    protected $contentType;
+    protected string $contentType;
 
     /**
      * Request host
-     * @var string
+     * @var string|null
      */
-    protected $host;
+    protected ?string $host;
 
     /**
      * Current request url
      * @var Url
      */
-    protected $url;
+    protected Url $url;
 
     /**
      * Request method
      * @var string
      */
-    protected $method;
+    protected string $method;
 
     /**
      * Input handler
      * @var InputHandler
      */
-    protected $inputHandler;
+    protected InputHandler $inputHandler;
 
     /**
      * Defines if request has pending rewrite
      * @var bool
      */
-    protected $hasPendingRewrite = false;
+    protected bool $hasPendingRewrite = false;
 
     /**
      * @var ILoadableRoute|null
      */
-    protected $rewriteRoute;
+    protected ?ILoadableRoute $rewriteRoute = null;
 
     /**
      * Rewrite url
      * @var string|null
      */
-    protected $rewriteUrl;
+    protected ?string $rewriteUrl = null;
 
     /**
      * @var array
      */
-    protected $loadedRoutes = [];
+    protected array $loadedRoutes = [];
 
     /**
      * Request constructor.
@@ -224,15 +224,17 @@ class Request
      */
     public function getIp(bool $safeMode = false): ?string
     {
-        $headers = ['remote-addr'];
+        $headers = [];
         if($safeMode === false) {
-            $headers = array_merge($headers, [
+            $headers = [
                 'http-cf-connecting-ip',
                 'http-client-ip',
                 'http-x-forwarded-for',
-            ]);
+            ];
         }
 
+        $headers[] = 'remote-addr';
+
         return $this->getFirstHeader($headers);
     }